package com.jiangwz.aop;

/**
 * @author jiangwz
 * @create 2021/2/22.
 */
public class B {

    private A a;

    public B() {
        System.out.println("B has created");
    }

    public A getA() {
        return a;
    }

    public B setA(A a) {
        this.a = a;
        return this;
    }
}
